<script setup lang="ts">
import { cn } from "@/lib/utils";
import { reactiveOmit, useCurrentElement } from "@vueuse/core";
import type { ListboxItemEmits, ListboxItemProps } from "reka-ui";
import { ListboxItem, useForwardPropsEmits, useId } from "reka-ui";
import type { HTMLAttributes } from "vue";
import { computed, onMounted, onUnmounted, ref } from "vue";
import { useCommand, useCommandGroup } from ".";

const props = defineProps<ListboxItemProps & { class?: HTMLAttributes["class"] }>();
const emits = defineEmits<ListboxItemEmits>();

const delegatedProps = reactiveOmit(props, "class");

const forwarded = useForwardPropsEmits(delegatedProps, emits);

const id = useId();
const { filterState, allItems, allGroups } = useCommand();
const groupContext = useCommandGroup();

const isRender = computed(() => {
	if (!filterState.search) {
		return true;
	} else {
		const filteredCurrentItem = filterState.filtered.items.get(id);
		// If the filtered items is undefined means not in the all times map yet
		// Do the first render to add into the map
		if (filteredCurrentItem === undefined) {
			return true;
		}

		// Check with filter
		return filteredCurrentItem > 0;
	}
});

const itemRef = ref();
const currentElement = useCurrentElement(itemRef);
onMounted(() => {
	if (!(currentElement.value instanceof HTMLElement)) return;

	// textValue to perform filter
	allItems.value.set(id, currentElement.value.textContent ?? props.value?.toString() ?? "");

	const groupId = groupContext?.id;
	if (groupId) {
		if (!allGroups.value.has(groupId)) {
			allGroups.value.set(groupId, new Set([id]));
		} else {
			allGroups.value.get(groupId)?.add(id);
		}
	}
});
onUnmounted(() => {
	allItems.value.delete(id);
});
</script>

<template>
  <ListboxItem
    v-if="isRender"
    v-bind="forwarded"
    :id="id"
    ref="itemRef"
    data-slot="command-item"
    :class="cn(`data-[highlighted]:bg-accent data-[highlighted]:text-accent-foreground [&_svg:not([class*='text-'])]:text-muted-foreground relative flex cursor-default items-center gap-2 rounded-sm px-2 py-3 text-sm outline-hidden select-none data-[disabled=true]:pointer-events-none data-[disabled=true]:opacity-50 [&_svg]:pointer-events-none [&_svg]:shrink-0 [&_svg:not([class*='size-'])]:size-4`, props.class)"
    @select="() => {
      filterState.search = ''
    }"
  >
    <slot />
  </ListboxItem>
</template>
